---> uname -a: Linux prd-centos8-builder-2c-4g-1155.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 491 934 17 2239 2895 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:28:bc:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.28/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85736sec preferred_lft 85736sec inet6 fe80::f816:3eff:fe28:bc95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/25/2026 _x86_64_ (2 CPU) 23:03:49 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 53.68 6.28 47.40 926.36 4988.60 11:07:01 PM 59.19 0.70 58.49 201.57 8215.15 11:08:01 PM 46.09 0.58 45.51 67.43 12936.88 11:09:01 PM 30.82 0.05 30.77 1.33 3857.11 11:10:01 PM 26.42 0.17 26.26 31.06 4640.99 11:11:01 PM 12.73 0.07 12.66 3.07 345.57 11:12:01 PM 19.14 0.00 19.14 0.00 735.20 11:13:01 PM 4.10 0.00 4.10 0.00 128.47 11:14:01 PM 28.69 11.03 17.66 378.94 481.71 11:15:01 PM 17.28 0.38 16.89 38.65 501.08 Average: 29.82 1.93 27.89 164.84 3683.16 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1396492 3042384 2357188 62.80 2104 1814204 586420 12.21 135576 1931784 136612 11:07:01 PM 1094776 2994416 2658904 70.83 2104 2058972 606520 12.63 138464 2197064 186292 11:08:01 PM 857492 2909596 2896188 77.16 2104 2210352 686036 14.29 154488 2411472 69624 11:09:01 PM 860588 2870604 2893092 77.07 2104 2168412 723860 15.07 180028 2382320 62548 11:10:01 PM 880316 2913404 2873364 76.55 2104 2190908 686212 14.29 219552 2321084 48980 11:11:01 PM 988740 2979400 2764940 73.66 2104 2148248 613560 12.78 217648 2213888 6212 11:12:01 PM 988980 2979624 2764700 73.65 2104 2148248 612332 12.75 218272 2212640 4 11:13:01 PM 1037756 3028384 2715924 72.35 2104 2148252 566920 11.81 218744 2164532 20 11:14:01 PM 956848 2960628 2796832 74.51 2104 2160840 631468 13.15 410080 2053368 7516 11:15:01 PM 981396 2989944 2772284 73.86 2104 2165088 601012 12.52 416500 2021772 20848 Average: 1004338 2966838 2749342 73.24 2104 2121352 631434 13.15 230935 2190992 53866 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 47.37 39.87 866.40 7.25 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 65.49 56.74 919.75 7.00 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 43.83 39.66 738.29 5.99 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 6.70 7.88 4.10 3.42 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 7.65 8.75 8.33 3.06 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 8.45 8.20 5.24 3.52 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 7.55 8.21 4.85 3.26 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 7.11 6.41 6.41 1.23 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 11.98 12.45 11.10 5.85 0.00 0.00 0.00 0.00 11:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 PM eth0 11.80 12.08 8.26 5.68 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.79 20.02 257.27 4.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 10/25/2026 _x86_64_ (2 CPU) 23:03:49 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 25.47 0.00 3.50 1.21 0.10 69.72 11:06:01 PM 0 16.28 0.00 3.02 1.40 0.08 79.21 11:06:01 PM 1 34.64 0.00 3.98 1.02 0.12 60.24 11:07:01 PM all 23.03 0.00 3.31 1.81 0.08 71.77 11:07:01 PM 0 14.57 0.00 3.13 2.51 0.07 79.73 11:07:01 PM 1 31.48 0.00 3.49 1.12 0.08 63.84 11:08:01 PM all 29.84 0.00 2.81 1.54 0.09 65.72 11:08:01 PM 0 18.89 0.00 1.93 2.13 0.08 76.96 11:08:01 PM 1 40.80 0.00 3.69 0.95 0.10 54.46 11:09:01 PM all 25.49 0.00 2.39 0.95 0.08 71.10 11:09:01 PM 0 23.72 0.00 2.54 0.98 0.07 72.69 11:09:01 PM 1 27.25 0.00 2.23 0.92 0.08 69.52 11:10:01 PM all 19.11 0.00 2.01 0.93 0.08 77.87 11:10:01 PM 0 27.24 0.00 2.51 1.05 0.10 69.10 11:10:01 PM 1 10.99 0.00 1.52 0.82 0.07 86.61 11:11:01 PM all 21.19 0.00 1.40 0.27 0.06 77.08 11:11:01 PM 0 4.20 0.00 0.70 0.47 0.03 94.60 11:11:01 PM 1 38.15 0.00 2.10 0.07 0.08 59.60 11:12:01 PM all 20.22 0.00 1.36 0.43 0.06 77.93 11:12:01 PM 0 10.83 0.00 1.09 0.38 0.05 87.65 11:12:01 PM 1 29.59 0.00 1.64 0.48 0.07 68.22 11:13:01 PM all 6.70 0.00 0.94 0.13 0.03 92.20 11:13:01 PM 0 7.86 0.00 1.10 0.10 0.03 90.91 11:13:01 PM 1 5.55 0.00 0.77 0.15 0.03 93.49 11:14:01 PM all 26.46 0.00 1.76 0.70 0.09 70.98 11:14:01 PM 0 21.90 0.00 1.80 0.89 0.08 75.33 11:14:01 PM 1 31.02 0.00 1.72 0.52 0.10 66.64 11:15:01 PM all 25.69 0.00 2.77 0.44 0.08 71.02 11:15:01 PM 0 19.24 0.00 2.52 0.45 0.07 77.72 11:15:01 PM 1 32.13 0.00 3.02 0.43 0.08 64.34 Average: all 22.32 0.00 2.22 0.84 0.07 74.54 Average: 0 16.48 0.00 2.03 1.04 0.07 80.39 Average: 1 28.16 0.00 2.42 0.65 0.08 68.70